/etc/prelude-lml/ruleset/asterisk.rules is in prelude-lml-rules 4.1.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | #FULLNAME: Asterisk
#VERSION: 1.0
#DESCRIPTION: Asterisk is a software implementation of a telephone private branch exchange (PBX).
#####
#
# Copyright (C) 2007 Sebastien Tricaud <stricaud at inl dot fr>
# All Rights Reserved
#
# This file is part of the Prelude-LML program.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#####
#DESCRIPTION:Registration failed
#CATEGORY:VoIP
#LOG:Nov 29 09:44:15 NOTICE[23701] chan_sip.c: Registration from '<sip:dmc@asterisk-server>' failed for '192.168.33.180' - Wrong password
regex=Registration from '<sip:(\S*)>' failed for '(\S+)' - (.*)$; \
classification.text=$3; \
id=6000; \
revision=1; \
analyzer(0).name=Asterisk; \
analyzer(0).manufacturer=Digium; \
analyzer(0).class=Private Branch Exchange; \
assessment.impact.severity=medium; \
assessment.impact.completion=failed; \
assessment.impact.type=user; \
assessment.impact.description=SIP user could not be registered by the SIP server; \
source(0).node.address(0).address=$2; \
target(0).service.name=sip; \
target(0).user.user_id(0).type=original-user; \
target(0).user.user_id(0).name=$1; \
last
#DESCRIPTION:Invalid SIP message
#CATEGORY:VoIP
#LOG:Dec 3 10:32:10 NOTICE[23701] chan_sip.c: Invalid to address: '' from 192.168.33.180 (missing sip:) trying to use anyway...
regex=: ([[:print:]]+): '(\S*)' from (\S+) \(([[:print:]]+)\) trying to use anyway...; \
classification.text=$1; \
id=6001; \
revision=1; \
analyzer(0).name=Asterisk; \
analyzer(0).manufacturer=Digium; \
analyzer(0).class=Private Branch Exchange; \
assessment.impact.severity=low; \
assessment.impact.completion=succeeded; \
assessment.impact.type=recon; \
assessment.impact.description=The SIP message is invalid: '$4'. This is probably due to a crafted SIP message; \
source(0).node.address(0).address=$3; \
target(0).service.name=sip; \
target(0).user.user_id(0).type=original-user; \
target(0).user.user_id(0).name=$2; \
last
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